#ifndef _LINUX_JOYSTICK_H
#define _LINUX_JOYSTICK_H

/*
 *  Copyright (C) 1996-2000 Vojtech Pavlik
 *
 *  Sponsored by SuSE
 */

/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or 
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 * 
 * Should you need to contact me, the author, you can do so either by
 * e-mail - mail your message to <vojtech@suse.cz>, or by paper mail:
 * Vojtech Pavlik, Ucitelska 1576, Prague 8, 182 00 Czech Republic
 */

#include <linux/types.h>
#include <linux/input.h>

/*
 * Version
 */

#define JS_VERSION              0x020100

/*
 * Types and constants for reading from /dev/js
 */

#define JS_EVENT_BUTTON         0x01    /* button pressed/released */
#define JS_EVENT_AXIS           0x02    /* joystick moved */
#define JS_EVENT_INIT           0x80    /* initial state of device */

struct js_event {
	__u32 time;     /* event timestamp in milliseconds */
	__s16 value;    /* value */
	__u8 type;      /* event type */
	__u8 number;    /* axis/button number */
};

/*
 * IOCTL commands for joystick driver
 */

#define JSIOCGVERSION           _IOR('j', 0x01, __u32)                          /* get driver version */

#define JSIOCGAXES              _IOR('j', 0x11, __u8)                           /* get number of axes */
#define JSIOCGBUTTONS           _IOR('j', 0x12, __u8)                           /* get number of buttons */
#define JSIOCGNAME(len)         _IOC(_IOC_READ, 'j', 0x13, len)                 /* get identifier string */

#define JSIOCSCORR              _IOW('j', 0x21, struct js_corr)                 /* set correction values */
#define JSIOCGCORR              _IOR('j', 0x22, struct js_corr)                 /* get correction values */

#define JSIOCSAXMAP             _IOW('j', 0x31, __u8[ABS_MAX + 1])              /* set axis mapping */
#define JSIOCGAXMAP             _IOR('j', 0x32, __u8[ABS_MAX + 1])              /* get axis mapping */
#define JSIOCSBTNMAP            _IOW('j', 0x33, __u16[KEY_MAX - BTN_MISC + 1])  /* set button mapping */
#define JSIOCGBTNMAP            _IOR('j', 0x34, __u16[KEY_MAX - BTN_MISC + 1])  /* get button mapping */

/*
 * Types and constants for get/set correction
 */

#define JS_CORR_NONE            0x00    /* returns raw values */
#define JS_CORR_BROKEN          0x01    /* broken line */

struct js_corr {
	__s32 coef[8];
	__s16 prec;
	__u16 type;
};

/*
 * v0.x compatibility definitions
 */

#define JS_RETURN               sizeof(struct JS_DATA_TYPE)
#define JS_TRUE                 1
#define JS_FALSE                0
#define JS_X_0                  0x01
#define JS_Y_0                  0x02
#define JS_X_1                  0x04
#define JS_Y_1                  0x08
#define JS_MAX                  2

#define JS_DEF_TIMEOUT          0x1300
#define JS_DEF_CORR             0
#define JS_DEF_TIMELIMIT        10L

#define JS_SET_CAL              1
#define JS_GET_CAL              2
#define JS_SET_TIMEOUT          3
#define JS_GET_TIMEOUT          4
#define JS_SET_TIMELIMIT        5
#define JS_GET_TIMELIMIT        6
#define JS_GET_ALL              7
#define JS_SET_ALL              8

struct JS_DATA_TYPE {
	__s32 buttons;
	__s32 x;
	__s32 y;
};

struct JS_DATA_SAVE_TYPE_32 {
	__s32 JS_TIMEOUT;
	__s32 BUSY;
	__s32 JS_EXPIRETIME;
	__s32 JS_TIMELIMIT;
	struct JS_DATA_TYPE JS_SAVE;
	struct JS_DATA_TYPE JS_CORR;
};

struct JS_DATA_SAVE_TYPE_64 {
	__s32 JS_TIMEOUT;
	__s32 BUSY;
	__s64 JS_EXPIRETIME;
	__s64 JS_TIMELIMIT;
	struct JS_DATA_TYPE JS_SAVE;
	struct JS_DATA_TYPE JS_CORR;
};

#ifdef __KERNEL__
#if BITS_PER_LONG == 64
#define JS_DATA_SAVE_TYPE JS_DATA_SAVE_TYPE_64
#elif BITS_PER_LONG == 32
#define JS_DATA_SAVE_TYPE JS_DATA_SAVE_TYPE_32
#else
#error Unexpected BITS_PER_LONG
#endif
#endif

#endif /* _LINUX_JOYSTICK_H */
